MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e5889dabf93d7e1e6a2880155bffdda4cb1b2f4de8b9924aa1820714fabbbe8. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


SnakeKeylogger


Vendor detections: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4e5889dabf93d7e1e6a2880155bffdda4cb1b2f4de8b9924aa1820714fabbbe8
SHA3-384 hash: 82c80a8d5ebc04daec188052a5d960deaff7a9c60f424658090e3148d28aefdf9588a829e72513ea409d37326fcbd6f9
SHA1 hash: 8cc79e975a2f679907b2471d12f8bfddb55949c2
MD5 hash: 0b0d890483b5acd0a22a2dc2f639be43
humanhash: hotel-ack-georgia-glucose
File name:IMG_110_63_078SWIFT.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:41'984 bytes
First seen:2021-04-01 07:24:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:LfYYWLZBO7Cgpgr2N3+HxNRJUNftVZ3VM/m0rl3LUJfl8KVM:L7WVBO7Cgpgr2N3+RNRoFQX9Gfl8cM
Threatray 106 similar samples on MalwareBazaar
TLSH 6113E86872D4D134E53BF9B617C43C7D8B7A2E62E040D86AA48CE6CB44E6F444FE242D
Reporter abuse_ch
Tags:exe SnakeKeylogger


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: cleanpower.com
Sending IP: 103.125.191.170
From: Marais<alemut@cleanpower.com>
Reply-To: Marais<rolandskin@mail.ru>
Subject: REMITANCE COPY / NEW ORDER
Attachment: IMG_110_63_078SWIFT.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
IMG_110_63_078SWIFT.exe
Verdict:
Malicious activity
Analysis date:
2021-04-01 08:04:18 UTC
Tags:
trojan nanocore rat evasion
Link:
https://app.any.run/tasks/59bfae8f-de71-4dcc-9e4a-6f018662f4b1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Snake
Create hunting rule
Link:
https://www.capesandbox.com/analysis/130514/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader38.19610.6740.3075.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a UDP request
Creating a file
Moving a recently created file
Launching a process
Creating a process with a hidden window
Creating a file in the Windows subdirectories
Creating a window
Running batch commands
Adding an access-denied ACE
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Sending an HTTP GET request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Setting a single autorun event
Unauthorized injection to a recently created process
Sending a TCP request to an infection source
Sending an HTTP GET request to an infection source
Adding exclusions to Windows Defender
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Nanocore Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/661866
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Creates an autostart registry key pointing to binary in C:\Windows
Detected Nanocore Rat
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to delay execution (extensive OutputDebugStringW loop)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file access)
Yara detected Beds Obfuscator
Yara detected Nanocore RAT
Yara detected Snake Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 379870 Sample: IMG_110_63_078SWIFT.exe Startdate: 01/04/2021 Architecture: WINDOWS Score: 100 63 checkip.dyndns.org 2->63 65 freegeoip.app 2->65 67 checkip.dyndns.com 2->67 85 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->85 87 Found malware configuration 2->87 89 Malicious sample detected (through community Yara rule) 2->89 91 10 other signatures 2->91 8 IMG_110_63_078SWIFT.exe 18 12 2->8         started        13 svchost.exe 2->13         started        15 svchost.exe 2->15         started        17 9 other processes 2->17 signatures3 process4 dnsIp5 69 asdcqwdwqx.gq 172.67.160.253, 49711, 80 CLOUDFLARENETUS United States 8->69 71 192.168.2.1 unknown unknown 8->71 55 C:\Windows\Resources\Themes\...\svchost.exe, PE32 8->55 dropped 57 C:\Windows\...\svchost.exe:Zone.Identifier, ASCII 8->57 dropped 59 C:\Users\user\AppData\...\21yrc2hm.newcfg, XML 8->59 dropped 61 C:\Users\user\...\IMG_110_63_078SWIFT.exe.log, ASCII 8->61 dropped 93 Creates an autostart registry key pointing to binary in C:\Windows 8->93 95 Adds a directory exclusion to Windows Defender 8->95 97 Tries to delay execution (extensive OutputDebugStringW loop) 8->97 107 2 other signatures 8->107 19 IMG_110_63_078SWIFT.exe 8->19         started        22 cmd.exe 8->22         started        24 powershell.exe 22 8->24         started        28 2 other processes 8->28 73 104.21.15.11, 49727, 49730, 80 CLOUDFLARENETUS United States 13->73 99 System process connects to network (likely due to code injection or exploit) 13->99 101 Multi AV Scanner detection for dropped file 13->101 103 Machine Learning detection for dropped file 13->103 75 127.0.0.1 unknown unknown 17->75 105 Changes security center settings (notifications, updates, antivirus, firewall) 17->105 26 MpCmdRun.exe 17->26         started        file6 signatures7 process8 file9 51 C:\Users\user\AppData\...\FB_714D.tmp.exe, PE32 19->51 dropped 53 C:\Users\user\AppData\...\FB_698B.tmp.exe, PE32 19->53 dropped 30 FB_714D.tmp.exe 19->30         started        34 FB_698B.tmp.exe 19->34         started        37 conhost.exe 22->37         started        39 timeout.exe 22->39         started        41 conhost.exe 24->41         started        43 conhost.exe 26->43         started        45 conhost.exe 28->45         started        47 conhost.exe 28->47         started        process10 dnsIp11 77 checkip.dyndns.org 30->77 79 checkip.dyndns.com 216.146.43.71, 49735, 49736, 49744 DYNDNSUS United States 30->79 81 freegeoip.app 172.67.188.154, 443, 49740 CLOUDFLARENETUS United States 30->81 109 Antivirus detection for dropped file 30->109 111 May check the online IP address of the machine 30->111 113 Tries to steal Mail credentials (via file access) 30->113 119 2 other signatures 30->119 83 view43748.viewdns.net 79.134.225.7, 161, 49731, 49737 FINK-TELECOM-SERVICESCH Switzerland 34->83 49 C:\Users\user\AppData\Roaming\...\run.dat, Non-ISO 34->49 dropped 115 Machine Learning detection for dropped file 34->115 117 Hides that the sample has been downloaded from the Internet (zone.identifier) 34->117 file12 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4e5889dabf93d7e1e6a2880155bffdda4cb1b2f4de8b9924aa1820714fabbbe8/
Threat name:
ByteCode-MSIL.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-04-01 00:26:54 UTC
AV detection:
17 of 48 (35.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jzmitwv7spl6dzvcraavlp753jgldmxu32fzsjfkdaqhct5lxpua._file
Verdict:
suspicious
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SnakeKeylogger
+ 96 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:nanocore family:snakekeylogger evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210401-alzwepk4ja/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Looks up external IP address via web service
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Windows security modification
Executes dropped EXE
NanoCore
Snake Keylogger
Snake Keylogger Payload
Windows security bypass
Malware Config
C2 Extraction:
view43748.viewdns.net:161
view43750.ddns.net:161
Unpacked files
SH256 hash:
4e5889dabf93d7e1e6a2880155bffdda4cb1b2f4de8b9924aa1820714fabbbe8
MD5 hash:
0b0d890483b5acd0a22a2dc2f639be43
SHA1 hash:
8cc79e975a2f679907b2471d12f8bfddb55949c2
Link:
https://www.unpac.me/results/28165cb5-ff5f-49c4-80f5-2ca6e19db13d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4e5889dabf93d7e1e6a2880155bffdda4cb1b2f4de8b9924aa1820714fabbbe8

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

SnakeKeylogger

Executable exe 4e5889dabf93d7e1e6a2880155bffdda4cb1b2f4de8b9924aa1820714fabbbe8

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/130514/

Comments